POV-Ray: Newsgroups: povray.advanced-users: How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction?: Re: How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction?

POV-Ray : Newsgroups : povray.advanced-users : How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction? : Re: How does one test to see if a triangle's verticies are arranged in a clockwise or counter clockwise direction?		Server Time 29 Jul 2024 18:21:31 EDT (-0400)

From: Warp
Date: 2 Jul 2002 17:05:31
Message: <3d22159b@news.povray.org>

David Wallace <dar### [at] earthlinknet> wrote:
> 1. The surface is convex at all vertices.

  Unfortunately triangles meshes seldom are (purely convex surfaces are
usually rather boring and useless).

-- 
#macro N(D)#if(D>99)cylinder{M()#local D=div(D,104);M().5,2pigment{rgb M()}}
N(D)#end#end#macro M()<mod(D,13)-6mod(div(D,13)8)-3,10>#end blob{
N(11117333955)N(4254934330)N(3900569407)N(7382340)N(3358)N(970)}//  - Warp -

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